MIPS: [turbofan] Add RoundUint32ToFloat32 operator to Turbofan.

src/compiler/mips64/instruction-codes-mips64.h

Index: src/compiler/mips64/instruction-codes-mips64.h
diff --git a/src/compiler/mips64/instruction-codes-mips64.h b/src/compiler/mips64/instruction-codes-mips64.h
index fbff3d78a3e646a0a34b549b0fd9a17da7c35bdd..26e697af03ef1032b295139243b56840262be411 100644
--- a/src/compiler/mips64/instruction-codes-mips64.h
+++ b/src/compiler/mips64/instruction-codes-mips64.h
@@ -102,6 +102,7 @@ namespace compiler {
   V(Mips64CvtDW)                    \
   V(Mips64CvtSL)                    \
   V(Mips64CvtSW)                    \
+  V(Mips64CvtSUw)                   \
   V(Mips64CvtSUl)                   \
   V(Mips64CvtDL)                    \
   V(Mips64CvtDUw)                   \
@@ -134,7 +135,6 @@ namespace compiler {
   V(Mips64StoreToStackSlot)         \
   V(Mips64StackClaim)
 
-
 // Addressing modes represent the "shape" of inputs to an instruction.
 // Many instructions support multiple addressing modes. Addressing modes
 // are encoded into the InstructionCode of the instruction and tell the